53406593 has 2 divisors, whose sum is σ = 53406594. Its totient is φ = 53406592.

The previous prime is 53406557. The next prime is 53406611. The reversal of 53406593 is 39560435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26863489 + 26543104 = 5183^2 + 5152^2 .

It is a cyclic number.

It is not a de Polignac number, because 53406593 - 2⁸ = 53406337 is a prime.

It is not a weakly prime, because it can be changed into another prime (53406553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26703296 + 26703297.

It is an arithmetic number, because the mean of its divisors is an integer number (26703297).

Almost surely, 2^53406593 is an apocalyptic number.

It is an amenable number.

53406593 is a deficient number, since it is larger than the sum of its proper divisors (1).

53406593 is an equidigital number, since it uses as much as digits as its factorization.

53406593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 35.

The square root of 53406593 is about 7307.9814586519. The cubic root of 53406593 is about 376.5866826627.

The spelling of 53406593 in words is "fifty-three million, four hundred six thousand, five hundred ninety-three".